<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			a {
				width: 100px;
				height: 100px;
				/* display: inline-block; */
				/* 隐藏 */
				display: none;
			}

			div {
				/* 隐藏 */
				/* visibility: hidden; */
				display: none;
			}
		</style>
	</head>
	<body>
		<!-- 块级 -->
		<div>学掌门</div>
		<!-- 行内 -->
		<a href="">首页</a>
		<a href="">讲师团队</a>
		<a href="">讲师团队</a>
		<!-- 行内块 -->
		<img src="img/def.jpg" width="100px" height="100px" />
	</body>
</html>
